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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2011 New Dream Network
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation. See file COPYING.
+ *
+ */
+
+#include "common/ceph_argparse.h"
+
+#include "gtest/gtest.h"
+#include <vector>
+#include "include/stringify.h"
+
+/* Holds a std::vector with C-strings.
+ * Will free() them properly in the destructor.
+ *
+ * Note: the ceph_argparse functions modify the vector, removing elements as
+ * they find them. So we keep a parallel vector, orig, to make sure that we
+ * never forget to delete a string.
+ */
+class VectorContainer
+{
+public:
+ explicit VectorContainer(const char** arr_) {
+ for (const char **a = arr_; *a; ++a) {
+ const char *str = (const char*)strdup(*a);
+ arr.push_back(str);
+ orig.push_back(str);
+ }
+ }
+ ~VectorContainer() {
+ for (std::vector<const char*>::iterator i = orig.begin();
+ i != orig.end(); ++i)
+ {
+ free((void*)*i);
+ }
+ }
+ void refresh() {
+ arr.assign(orig.begin(), orig.end());
+ }
+ std::vector < const char* > arr;
+
+private:
+ std::vector < const char* > orig;
+};
+
+TEST(CephArgParse, SimpleArgParse) {
+ const char *BAR5[] = { "./myprog", "--bar", "5", NULL };
+ const char *FOO[] = { "./myprog", "--foo", "--baz", NULL };
+ const char *NONE[] = { "./myprog", NULL };
+
+ bool found_foo = false;
+ std::string found_bar;
+ VectorContainer bar5(BAR5);
+ for (std::vector<const char*>::iterator i = bar5.arr.begin();
+ i != bar5.arr.end(); )
+ {
+ if (ceph_argparse_flag(bar5.arr, i, "--foo", (char*)NULL)) {
+ found_foo = true;
+ }
+ else if (ceph_argparse_witharg(bar5.arr, i, &found_bar, "--bar", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_foo, false);
+ ASSERT_EQ(found_bar, "5");
+
+ found_foo = false;
+ found_bar = "";
+ bool baz_found = false;
+ std::string found_baz = "";
+ VectorContainer foo(FOO);
+ ostringstream err;
+ for (std::vector<const char*>::iterator i = foo.arr.begin();
+ i != foo.arr.end(); )
+ {
+ if (ceph_argparse_flag(foo.arr, i, "--foo", (char*)NULL)) {
+ found_foo = true;
+ }
+ else if (ceph_argparse_witharg(foo.arr, i, &found_bar, "--bar", (char*)NULL)) {
+ }
+ else if (ceph_argparse_witharg(foo.arr, i, &found_baz, err, "--baz", (char*)NULL)) {
+ ASSERT_NE(string(""), err.str());
+ baz_found = true;
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_foo, true);
+ ASSERT_EQ(found_bar, "");
+ ASSERT_EQ(baz_found, true);
+ ASSERT_EQ(found_baz, "");
+
+ found_foo = false;
+ found_bar = "";
+ VectorContainer none(NONE);
+ for (std::vector<const char*>::iterator i = none.arr.begin();
+ i != none.arr.end(); )
+ {
+ if (ceph_argparse_flag(none.arr, i, "--foo", (char*)NULL)) {
+ found_foo = true;
+ }
+ else if (ceph_argparse_witharg(none.arr, i, &found_bar, "--bar", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_foo, false);
+ ASSERT_EQ(found_bar, "");
+}
+
+TEST(CephArgParse, DoubleDash) {
+ const char *ARGS[] = { "./myprog", "--foo", "5", "--", "--bar", "6", NULL };
+
+ int foo = -1, bar = -1;
+ VectorContainer args(ARGS);
+ for (std::vector<const char*>::iterator i = args.arr.begin();
+ i != args.arr.end(); )
+ {
+ std::string myarg;
+ if (ceph_argparse_double_dash(args.arr, i)) {
+ break;
+ }
+ else if (ceph_argparse_witharg(args.arr, i, &myarg, "--foo", (char*)NULL)) {
+ foo = atoi(myarg.c_str());
+ }
+ else if (ceph_argparse_witharg(args.arr, i, &myarg, "--bar", (char*)NULL)) {
+ bar = atoi(myarg.c_str());
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(foo, 5);
+ ASSERT_EQ(bar, -1);
+}
+
+
+TEST(CephArgParse, WithDashesAndUnderscores) {
+ const char *BAZSTUFF1[] = { "./myprog", "--goo", "--baz-stuff", "50", "--end", NULL };
+ const char *BAZSTUFF2[] = { "./myprog", "--goo2", "--baz_stuff", "50", NULL };
+ const char *BAZSTUFF3[] = { "./myprog", "--goo2", "--baz-stuff=50", "50", NULL };
+ const char *BAZSTUFF4[] = { "./myprog", "--goo2", "--baz_stuff=50", "50", NULL };
+ const char *NONE1[] = { "./myprog", NULL };
+ const char *NONE2[] = { "./myprog", "--goo2", "--baz_stuff2", "50", NULL };
+ const char *NONE3[] = { "./myprog", "--goo2", "__baz_stuff", "50", NULL };
+
+ // as flag
+ std::string found_baz;
+ VectorContainer bazstuff1(BAZSTUFF1);
+ for (std::vector<const char*>::iterator i = bazstuff1.arr.begin();
+ i != bazstuff1.arr.end(); )
+ {
+ if (ceph_argparse_flag(bazstuff1.arr, i, "--baz-stuff", (char*)NULL)) {
+ found_baz = "true";
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "true");
+
+ // as flag
+ found_baz = "";
+ VectorContainer bazstuff2(BAZSTUFF2);
+ for (std::vector<const char*>::iterator i = bazstuff2.arr.begin();
+ i != bazstuff2.arr.end(); )
+ {
+ if (ceph_argparse_flag(bazstuff2.arr, i, "--baz-stuff", (char*)NULL)) {
+ found_baz = "true";
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "true");
+
+ // with argument
+ found_baz = "";
+ bazstuff1.refresh();
+ for (std::vector<const char*>::iterator i = bazstuff1.arr.begin();
+ i != bazstuff1.arr.end(); )
+ {
+ if (ceph_argparse_witharg(bazstuff1.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "50");
+
+ // with argument
+ found_baz = "";
+ bazstuff2.refresh();
+ for (std::vector<const char*>::iterator i = bazstuff2.arr.begin();
+ i != bazstuff2.arr.end(); )
+ {
+ if (ceph_argparse_witharg(bazstuff2.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "50");
+
+ // with argument
+ found_baz = "";
+ VectorContainer bazstuff3(BAZSTUFF3);
+ for (std::vector<const char*>::iterator i = bazstuff3.arr.begin();
+ i != bazstuff3.arr.end(); )
+ {
+ if (ceph_argparse_witharg(bazstuff3.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "50");
+
+ // with argument
+ found_baz = "";
+ VectorContainer bazstuff4(BAZSTUFF4);
+ for (std::vector<const char*>::iterator i = bazstuff4.arr.begin();
+ i != bazstuff4.arr.end(); )
+ {
+ if (ceph_argparse_witharg(bazstuff4.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "50");
+
+ // not found
+ found_baz = "";
+ VectorContainer none1(NONE1);
+ for (std::vector<const char*>::iterator i = none1.arr.begin();
+ i != none1.arr.end(); )
+ {
+ if (ceph_argparse_flag(none1.arr, i, "--baz-stuff", (char*)NULL)) {
+ found_baz = "true";
+ }
+ else if (ceph_argparse_witharg(none1.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "");
+
+ // not found
+ found_baz = "";
+ VectorContainer none2(NONE2);
+ for (std::vector<const char*>::iterator i = none2.arr.begin();
+ i != none2.arr.end(); )
+ {
+ if (ceph_argparse_flag(none2.arr, i, "--baz-stuff", (char*)NULL)) {
+ found_baz = "true";
+ }
+ else if (ceph_argparse_witharg(none2.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "");
+
+ // not found
+ found_baz = "";
+ VectorContainer none3(NONE3);
+ for (std::vector<const char*>::iterator i = none3.arr.begin();
+ i != none3.arr.end(); )
+ {
+ if (ceph_argparse_flag(none3.arr, i, "--baz-stuff", (char*)NULL)) {
+ found_baz = "true";
+ }
+ else if (ceph_argparse_witharg(none3.arr, i, &found_baz, "--baz-stuff", (char*)NULL)) {
+ }
+ else
+ ++i;
+ }
+ ASSERT_EQ(found_baz, "");
+}
+
+TEST(CephArgParse, WithFloat) {
+ const char *BAZSTUFF1[] = { "./myprog", "--foo", "50.5", "--bar", "52", NULL };
+
+ VectorContainer bazstuff1(BAZSTUFF1);
+ ostringstream err;
+ float foo;
+ int bar = -1;
+ for (std::vector<const char*>::iterator i = bazstuff1.arr.begin();
+ i != bazstuff1.arr.end(); )
+ {
+ if (ceph_argparse_double_dash(bazstuff1.arr, i)) {
+ break;
+ } else if (ceph_argparse_witharg(bazstuff1.arr, i, &foo, err, "--foo", (char*)NULL)) {
+ ASSERT_EQ(string(""), err.str());
+ } else if (ceph_argparse_witharg(bazstuff1.arr, i, &bar, err, "--bar", (char*)NULL)) {
+ ASSERT_EQ(string(""), err.str());
+ }
+ else {
+ ++i;
+ }
+ }
+ ASSERT_EQ(foo, 50.5);
+ ASSERT_EQ(bar, 52);
+}
+
+TEST(CephArgParse, WithInt) {
+ const char *BAZSTUFF1[] = { "./myprog", "--foo", "50", "--bar", "52", NULL };
+ const char *BAZSTUFF2[] = { "./myprog", "--foo", "--bar", "52", NULL };
+ const char *BAZSTUFF3[] = { "./myprog", "--foo", "40", "--", "--bar", "42", NULL };
+
+ // normal test
+ VectorContainer bazstuff1(BAZSTUFF1);
+ ostringstream err;
+ int foo = -1, bar = -1;
+ for (std::vector<const char*>::iterator i = bazstuff1.arr.begin();
+ i != bazstuff1.arr.end(); )
+ {
+ if (ceph_argparse_double_dash(bazstuff1.arr, i)) {
+ break;
+ } else if (ceph_argparse_witharg(bazstuff1.arr, i, &foo, err, "--foo", (char*)NULL)) {
+ ASSERT_EQ(string(""), err.str());
+ } else if (ceph_argparse_witharg(bazstuff1.arr, i, &bar, err, "--bar", (char*)NULL)) {
+ ASSERT_EQ(string(""), err.str());
+ }
+ else {
+ ++i;
+ }
+ }
+ ASSERT_EQ(foo, 50);
+ ASSERT_EQ(bar, 52);
+
+ // parse error test
+ VectorContainer bazstuff2(BAZSTUFF2);
+ ostringstream err2;
+ for (std::vector<const char*>::iterator i = bazstuff2.arr.begin();
+ i != bazstuff2.arr.end(); )
+ {
+ if (ceph_argparse_double_dash(bazstuff2.arr, i)) {
+ break;
+ } else if (ceph_argparse_witharg(bazstuff2.arr, i, &foo, err2, "--foo", (char*)NULL)) {
+ ASSERT_NE(string(""), err2.str());
+ }
+ else {
+ ++i;
+ }
+ }
+
+ // double dash test
+ VectorContainer bazstuff3(BAZSTUFF3);
+ foo = -1, bar = -1;
+ for (std::vector<const char*>::iterator i = bazstuff3.arr.begin();
+ i != bazstuff3.arr.end(); )
+ {
+ if (ceph_argparse_double_dash(bazstuff3.arr, i)) {
+ break;
+ } else if (ceph_argparse_witharg(bazstuff3.arr, i, &foo, err, "--foo", (char*)NULL)) {
+ ASSERT_EQ(string(""), err.str());
+ } else if (ceph_argparse_witharg(bazstuff3.arr, i, &bar, err, "--bar", (char*)NULL)) {
+ ASSERT_EQ(string(""), err.str());
+ }
+ else {
+ ++i;
+ }
+ }
+ ASSERT_EQ(foo, 40);
+ ASSERT_EQ(bar, -1);
+}
+
+TEST(CephArgParse, env_to_vec) {
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ unsetenv("WHATEVER");
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(0u, args.size());
+ clear_g_str_vec();
+ env_to_vec(args, "WHATEVER");
+ EXPECT_EQ(0u, args.size());
+ args.push_back("a");
+ setenv("CEPH_ARGS", "b c", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(3u, args.size());
+ EXPECT_EQ(string("b"), args[0]);
+ EXPECT_EQ(string("c"), args[1]);
+ EXPECT_EQ(string("a"), args[2]);
+ setenv("WHATEVER", "d e", 0);
+ clear_g_str_vec();
+ env_to_vec(args, "WHATEVER");
+ EXPECT_EQ(5u, args.size());
+ EXPECT_EQ(string("d"), args[0]);
+ EXPECT_EQ(string("e"), args[1]);
+ }
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ args.push_back("a");
+ args.push_back("--");
+ args.push_back("c");
+ setenv("CEPH_ARGS", "b -- d", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(5u, args.size());
+ EXPECT_EQ(string("b"), args[0]);
+ EXPECT_EQ(string("a"), args[1]);
+ EXPECT_EQ(string("--"), args[2]);
+ EXPECT_EQ(string("d"), args[3]);
+ EXPECT_EQ(string("c"), args[4]);
+ }
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ args.push_back("a");
+ args.push_back("--");
+ setenv("CEPH_ARGS", "b -- c", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(4u, args.size());
+ EXPECT_EQ(string("b"), args[0]);
+ EXPECT_EQ(string("a"), args[1]);
+ EXPECT_EQ(string("--"), args[2]);
+ EXPECT_EQ(string("c"), args[3]);
+ }
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ args.push_back("--");
+ args.push_back("c");
+ setenv("CEPH_ARGS", "b -- d", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(4u, args.size());
+ EXPECT_EQ(string("b"), args[0]);
+ EXPECT_EQ(string("--"), args[1]);
+ EXPECT_EQ(string("d"), args[2]);
+ EXPECT_EQ(string("c"), args[3]);
+ }
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ args.push_back("b");
+ setenv("CEPH_ARGS", "c -- d", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(4u, args.size());
+ EXPECT_EQ(string("c"), args[0]);
+ EXPECT_EQ(string("b"), args[1]);
+ EXPECT_EQ(string("--"), args[2]);
+ EXPECT_EQ(string("d"), args[3]);
+ }
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ args.push_back("a");
+ args.push_back("--");
+ args.push_back("c");
+ setenv("CEPH_ARGS", "-- d", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(4u, args.size());
+ EXPECT_EQ(string("a"), args[0]);
+ EXPECT_EQ(string("--"), args[1]);
+ EXPECT_EQ(string("d"), args[2]);
+ EXPECT_EQ(string("c"), args[3]);
+ }
+ {
+ std::vector<const char*> args;
+ unsetenv("CEPH_ARGS");
+ args.push_back("a");
+ args.push_back("--");
+ args.push_back("c");
+ setenv("CEPH_ARGS", "d", 0);
+ clear_g_str_vec();
+ env_to_vec(args);
+ EXPECT_EQ(4u, args.size());
+ EXPECT_EQ(string("d"), args[0]);
+ EXPECT_EQ(string("a"), args[1]);
+ EXPECT_EQ(string("--"), args[2]);
+ EXPECT_EQ(string("c"), args[3]);
+ }
+}
+
+TEST(CephArgParse, parse_ip_port_vec) {
+ struct {
+ const char *from;
+ int type;
+ const char *to;
+ } tests[] = {
+ { "1.2.3.4", entity_addr_t::TYPE_MSGR2,
+ "v2:1.2.3.4:0/0\n" },
+ { "v1:1.2.3.4", entity_addr_t::TYPE_MSGR2,
+ "v1:1.2.3.4:0/0\n" },
+ { "1.2.3.4", entity_addr_t::TYPE_LEGACY,
+ "v1:1.2.3.4:0/0\n" },
+ { "[::],1.2.3.4", entity_addr_t::TYPE_LEGACY,
+ "v1:[::]:0/0\nv1:1.2.3.4:0/0\n" },
+ { "v2:1.2.3.4:111,v1:5.6.7.8:222", entity_addr_t::TYPE_LEGACY,
+ "v2:1.2.3.4:111/0\nv1:5.6.7.8:222/0\n" },
+ { "v2:1.2.3.4:111 v1:5.6.7.8:222", entity_addr_t::TYPE_LEGACY,
+ "v2:1.2.3.4:111/0\nv1:5.6.7.8:222/0\n" },
+ { "[v2:1.2.3.4:111,v1:5.6.7.8:222] [v2:[::]:3300,v1:[::]:6789]",
+ entity_addr_t::TYPE_LEGACY,
+ "[v2:1.2.3.4:111/0,v1:5.6.7.8:222/0]\n[v2:[::]:3300/0,v1:[::]:6789/0]\n" },
+ { "[v2:1.2.3.4:111,v1:5.6.7.8:222],[v2:[::]:3300,v1:[::]:6789]",
+ entity_addr_t::TYPE_LEGACY,
+ "[v2:1.2.3.4:111/0,v1:5.6.7.8:222/0]\n[v2:[::]:3300/0,v1:[::]:6789/0]\n" },
+ { 0, 0, 0 },
+ };
+
+ for (unsigned i = 0; tests[i].from; ++i) {
+ vector<entity_addrvec_t> v;
+ cout << "-- " << tests[i].from << " type " << tests[i].type
+ << " ->\n" << tests[i].to;
+ ASSERT_TRUE(parse_ip_port_vec(tests[i].from, v, tests[i].type));
+ string actual;
+ for (auto s : v) {
+ actual += stringify(s) + "\n";
+ }
+ ASSERT_EQ(actual, tests[i].to);
+ }
+
+ const char *bad[] = {
+ "1.2.3.4 foo",
+ 0
+ };
+ for (unsigned i = 0; bad[i]; ++i) {
+ vector<entity_addrvec_t> v;
+ cout << "bad " << bad[i] << std::endl;
+ ASSERT_FALSE(parse_ip_port_vec(bad[i], v));
+ }
+}
+
+
+/*
+ * Local Variables:
+ * compile-command: "cd .. ; make unittest_ceph_argparse && ./unittest_ceph_argparse"
+ * End:
+ */
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